Alright, let's solve this math problem step by step. First, we have the number 503. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 453. So, we're going to take the number 503 and add it to itself 453 times.
Step 1: 0 + 503 = 503
Step 2: 503 + 503 = 1006
Step 3: 1006 + 503 = 1509
Step 4: 1509 + 503 = 2012
Step 5: 2012 + 503 = 2515
Step 6: 2515 + 503 = 3018
Step 7: 3018 + 503 = 3521
Step 8: 3521 + 503 = 4024
Step 9: 4024 + 503 = 4527
Step 10: 4527 + 503 = 5030
Step 11: 5030 + 503 = 5533
Step 12: 5533 + 503 = 6036
Step 13: 6036 + 503 = 6539
Step 14: 6539 + 503 = 7042
Step 15: 7042 + 503 = 7545
Step 16: 7545 + 503 = 8048
Step 17: 8048 + 503 = 8551
Step 18: 8551 + 503 = 9054
Step 19: 9054 + 503 = 9557
Step 20: 9557 + 503 = 10060
Step 21: 10060 + 503 = 10563
Step 22: 10563 + 503 = 11066
Step 23: 11066 + 503 = 11569
Step 24: 11569 + 503 = 12072
Step 25: 12072 + 503 = 12575
Step 26: 12575 + 503 = 13078
Step 27: 13078 + 503 = 13581
Step 28: 13581 + 503 = 14084
Step 29: 14084 + 503 = 14587
Step 30: 14587 + 503 = 15090
Step 31: 15090 + 503 = 15593
Step 32: 15593 + 503 = 16096
Step 33: 16096 + 503 = 16599
Step 34: 16599 + 503 = 17102
Step 35: 17102 + 503 = 17605
Step 36: 17605 + 503 = 18108
Step 37: 18108 + 503 = 18611
Step 38: 18611 + 503 = 19114
Step 39: 19114 + 503 = 19617
Step 40: 19617 + 503 = 20120
Step 41: 20120 + 503 = 20623
Step 42: 20623 + 503 = 21126
Step 43: 21126 + 503 = 21629
Step 44: 21629 + 503 = 22132
Step 45: 22132 + 503 = 22635
Step 46: 22635 + 503 = 23138
Step 47: 23138 + 503 = 23641
Step 48: 23641 + 503 = 24144
Step 49: 24144 + 503 = 24647
Step 50: 24647 + 503 = 25150
Step 51: 25150 + 503 = 25653
Step 52: 25653 + 503 = 26156
Step 53: 26156 + 503 = 26659
Step 54: 26659 + 503 = 27162
Step 55: 27162 + 503 = 27665
Step 56: 27665 + 503 = 28168
Step 57: 28168 + 503 = 28671
Step 58: 28671 + 503 = 29174
Step 59: 29174 + 503 = 29677
Step 60: 29677 + 503 = 30180
Step 61: 30180 + 503 = 30683
Step 62: 30683 + 503 = 31186
Step 63: 31186 + 503 = 31689
Step 64: 31689 + 503 = 32192
Step 65: 32192 + 503 = 32695
Step 66: 32695 + 503 = 33198
Step 67: 33198 + 503 = 33701
Step 68: 33701 + 503 = 34204
Step 69: 34204 + 503 = 34707
Step 70: 34707 + 503 = 35210
Step 71: 35210 + 503 = 35713
Step 72: 35713 + 503 = 36216
Step 73: 36216 + 503 = 36719
Step 74: 36719 + 503 = 37222
Step 75: 37222 + 503 = 37725
Step 76: 37725 + 503 = 38228
Step 77: 38228 + 503 = 38731
Step 78: 38731 + 503 = 39234
Step 79: 39234 + 503 = 39737
Step 80: 39737 + 503 = 40240
Step 81: 40240 + 503 = 40743
Step 82: 40743 + 503 = 41246
Step 83: 41246 + 503 = 41749
Step 84: 41749 + 503 = 42252
Step 85: 42252 + 503 = 42755
Step 86: 42755 + 503 = 43258
Step 87: 43258 + 503 = 43761
Step 88: 43761 + 503 = 44264
Step 89: 44264 + 503 = 44767
Step 90: 44767 + 503 = 45270
Step 91: 45270 + 503 = 45773
Step 92: 45773 + 503 = 46276
Step 93: 46276 + 503 = 46779
Step 94: 46779 + 503 = 47282
Step 95: 47282 + 503 = 47785
Step 96: 47785 + 503 = 48288
Step 97: 48288 + 503 = 48791
Step 98: 48791 + 503 = 49294
Step 99: 49294 + 503 = 49797
Step 100: 49797 + 503 = 50300
Step 101: 50300 + 503 = 50803
Step 102: 50803 + 503 = 51306
Step 103: 51306 + 503 = 51809
Step 104: 51809 + 503 = 52312
Step 105: 52312 + 503 = 52815
Step 106: 52815 + 503 = 53318
Step 107: 53318 + 503 = 53821
Step 108: 53821 + 503 = 54324
Step 109: 54324 + 503 = 54827
Step 110: 54827 + 503 = 55330
Step 111: 55330 + 503 = 55833
Step 112: 55833 + 503 = 56336
Step 113: 56336 + 503 = 56839
Step 114: 56839 + 503 = 57342
Step 115: 57342 + 503 = 57845
Step 116: 57845 + 503 = 58348
Step 117: 58348 + 503 = 58851
Step 118: 58851 + 503 = 59354
Step 119: 59354 + 503 = 59857
Step 120: 59857 + 503 = 60360
Step 121: 60360 + 503 = 60863
Step 122: 60863 + 503 = 61366
Step 123: 61366 + 503 = 61869
Step 124: 61869 + 503 = 62372
Step 125: 62372 + 503 = 62875
Step 126: 62875 + 503 = 63378
Step 127: 63378 + 503 = 63881
Step 128: 63881 + 503 = 64384
Step 129: 64384 + 503 = 64887
Step 130: 64887 + 503 = 65390
Step 131: 65390 + 503 = 65893
Step 132: 65893 + 503 = 66396
Step 133: 66396 + 503 = 66899
Step 134: 66899 + 503 = 67402
Step 135: 67402 + 503 = 67905
Step 136: 67905 + 503 = 68408
Step 137: 68408 + 503 = 68911
Step 138: 68911 + 503 = 69414
Step 139: 69414 + 503 = 69917
Step 140: 69917 + 503 = 70420
Step 141: 70420 + 503 = 70923
Step 142: 70923 + 503 = 71426
Step 143: 71426 + 503 = 71929
Step 144: 71929 + 503 = 72432
Step 145: 72432 + 503 = 72935
Step 146: 72935 + 503 = 73438
Step 147: 73438 + 503 = 73941
Step 148: 73941 + 503 = 74444
Step 149: 74444 + 503 = 74947
Step 150: 74947 + 503 = 75450
Step 151: 75450 + 503 = 75953
Step 152: 75953 + 503 = 76456
Step 153: 76456 + 503 = 76959
Step 154: 76959 + 503 = 77462
Step 155: 77462 + 503 = 77965
Step 156: 77965 + 503 = 78468
Step 157: 78468 + 503 = 78971
Step 158: 78971 + 503 = 79474
Step 159: 79474 + 503 = 79977
Step 160: 79977 + 503 = 80480
Step 161: 80480 + 503 = 80983
Step 162: 80983 + 503 = 81486
Step 163: 81486 + 503 = 81989
Step 164: 81989 + 503 = 82492
Step 165: 82492 + 503 = 82995
Step 166: 82995 + 503 = 83498
Step 167: 83498 + 503 = 84001
Step 168: 84001 + 503 = 84504
Step 169: 84504 + 503 = 85007
Step 170: 85007 + 503 = 85510
Step 171: 85510 + 503 = 86013
Step 172: 86013 + 503 = 86516
Step 173: 86516 + 503 = 87019
Step 174: 87019 + 503 = 87522
Step 175: 87522 + 503 = 88025
Step 176: 88025 + 503 = 88528
Step 177: 88528 + 503 = 89031
Step 178: 89031 + 503 = 89534
Step 179: 89534 + 503 = 90037
Step 180: 90037 + 503 = 90540
Step 181: 90540 + 503 = 91043
Step 182: 91043 + 503 = 91546
Step 183: 91546 + 503 = 92049
Step 184: 92049 + 503 = 92552
Step 185: 92552 + 503 = 93055
Step 186: 93055 + 503 = 93558
Step 187: 93558 + 503 = 94061
Step 188: 94061 + 503 = 94564
Step 189: 94564 + 503 = 95067
Step 190: 95067 + 503 = 95570
Step 191: 95570 + 503 = 96073
Step 192: 96073 + 503 = 96576
Step 193: 96576 + 503 = 97079
Step 194: 97079 + 503 = 97582
Step 195: 97582 + 503 = 98085
Step 196: 98085 + 503 = 98588
Step 197: 98588 + 503 = 99091
Step 198: 99091 + 503 = 99594
Step 199: 99594 + 503 = 100097
Step 200: 100097 + 503 = 100600
Step 201: 100600 + 503 = 101103
Step 202: 101103 + 503 = 101606
Step 203: 101606 + 503 = 102109
Step 204: 102109 + 503 = 102612
Step 205: 102612 + 503 = 103115
Step 206: 103115 + 503 = 103618
Step 207: 103618 + 503 = 104121
Step 208: 104121 + 503 = 104624
Step 209: 104624 + 503 = 105127
Step 210: 105127 + 503 = 105630
Step 211: 105630 + 503 = 106133
Step 212: 106133 + 503 = 106636
Step 213: 106636 + 503 = 107139
Step 214: 107139 + 503 = 107642
Step 215: 107642 + 503 = 108145
Step 216: 108145 + 503 = 108648
Step 217: 108648 + 503 = 109151
Step 218: 109151 + 503 = 109654
Step 219: 109654 + 503 = 110157
Step 220: 110157 + 503 = 110660
Step 221: 110660 + 503 = 111163
Step 222: 111163 + 503 = 111666
Step 223: 111666 + 503 = 112169
Step 224: 112169 + 503 = 112672
Step 225: 112672 + 503 = 113175
Step 226: 113175 + 503 = 113678
Step 227: 113678 + 503 = 114181
Step 228: 114181 + 503 = 114684
Step 229: 114684 + 503 = 115187
Step 230: 115187 + 503 = 115690
Step 231: 115690 + 503 = 116193
Step 232: 116193 + 503 = 116696
Step 233: 116696 + 503 = 117199
Step 234: 117199 + 503 = 117702
Step 235: 117702 + 503 = 118205
Step 236: 118205 + 503 = 118708
Step 237: 118708 + 503 = 119211
Step 238: 119211 + 503 = 119714
Step 239: 119714 + 503 = 120217
Step 240: 120217 + 503 = 120720
Step 241: 120720 + 503 = 121223
Step 242: 121223 + 503 = 121726
Step 243: 121726 + 503 = 122229
Step 244: 122229 + 503 = 122732
Step 245: 122732 + 503 = 123235
Step 246: 123235 + 503 = 123738
Step 247: 123738 + 503 = 124241
Step 248: 124241 + 503 = 124744
Step 249: 124744 + 503 = 125247
Step 250: 125247 + 503 = 125750
Step 251: 125750 + 503 = 126253
Step 252: 126253 + 503 = 126756
Step 253: 126756 + 503 = 127259
Step 254: 127259 + 503 = 127762
Step 255: 127762 + 503 = 128265
Step 256: 128265 + 503 = 128768
Step 257: 128768 + 503 = 129271
Step 258: 129271 + 503 = 129774
Step 259: 129774 + 503 = 130277
Step 260: 130277 + 503 = 130780
Step 261: 130780 + 503 = 131283
Step 262: 131283 + 503 = 131786
Step 263: 131786 + 503 = 132289
Step 264: 132289 + 503 = 132792
Step 265: 132792 + 503 = 133295
Step 266: 133295 + 503 = 133798
Step 267: 133798 + 503 = 134301
Step 268: 134301 + 503 = 134804
Step 269: 134804 + 503 = 135307
Step 270: 135307 + 503 = 135810
Step 271: 135810 + 503 = 136313
Step 272: 136313 + 503 = 136816
Step 273: 136816 + 503 = 137319
Step 274: 137319 + 503 = 137822
Step 275: 137822 + 503 = 138325
Step 276: 138325 + 503 = 138828
Step 277: 138828 + 503 = 139331
Step 278: 139331 + 503 = 139834
Step 279: 139834 + 503 = 140337
Step 280: 140337 + 503 = 140840
Step 281: 140840 + 503 = 141343
Step 282: 141343 + 503 = 141846
Step 283: 141846 + 503 = 142349
Step 284: 142349 + 503 = 142852
Step 285: 142852 + 503 = 143355
Step 286: 143355 + 503 = 143858
Step 287: 143858 + 503 = 144361
Step 288: 144361 + 503 = 144864
Step 289: 144864 + 503 = 145367
Step 290: 145367 + 503 = 145870
Step 291: 145870 + 503 = 146373
Step 292: 146373 + 503 = 146876
Step 293: 146876 + 503 = 147379
Step 294: 147379 + 503 = 147882
Step 295: 147882 + 503 = 148385
Step 296: 148385 + 503 = 148888
Step 297: 148888 + 503 = 149391
Step 298: 149391 + 503 = 149894
Step 299: 149894 + 503 = 150397
Step 300: 150397 + 503 = 150900
Step 301: 150900 + 503 = 151403
Step 302: 151403 + 503 = 151906
Step 303: 151906 + 503 = 152409
Step 304: 152409 + 503 = 152912
Step 305: 152912 + 503 = 153415
Step 306: 153415 + 503 = 153918
Step 307: 153918 + 503 = 154421
Step 308: 154421 + 503 = 154924
Step 309: 154924 + 503 = 155427
Step 310: 155427 + 503 = 155930
Step 311: 155930 + 503 = 156433
Step 312: 156433 + 503 = 156936
Step 313: 156936 + 503 = 157439
Step 314: 157439 + 503 = 157942
Step 315: 157942 + 503 = 158445
Step 316: 158445 + 503 = 158948
Step 317: 158948 + 503 = 159451
Step 318: 159451 + 503 = 159954
Step 319: 159954 + 503 = 160457
Step 320: 160457 + 503 = 160960
Step 321: 160960 + 503 = 161463
Step 322: 161463 + 503 = 161966
Step 323: 161966 + 503 = 162469
Step 324: 162469 + 503 = 162972
Step 325: 162972 + 503 = 163475
Step 326: 163475 + 503 = 163978
Step 327: 163978 + 503 = 164481
Step 328: 164481 + 503 = 164984
Step 329: 164984 + 503 = 165487
Step 330: 165487 + 503 = 165990
Step 331: 165990 + 503 = 166493
Step 332: 166493 + 503 = 166996
Step 333: 166996 + 503 = 167499
Step 334: 167499 + 503 = 168002
Step 335: 168002 + 503 = 168505
Step 336: 168505 + 503 = 169008
Step 337: 169008 + 503 = 169511
Step 338: 169511 + 503 = 170014
Step 339: 170014 + 503 = 170517
Step 340: 170517 + 503 = 171020
Step 341: 171020 + 503 = 171523
Step 342: 171523 + 503 = 172026
Step 343: 172026 + 503 = 172529
Step 344: 172529 + 503 = 173032
Step 345: 173032 + 503 = 173535
Step 346: 173535 + 503 = 174038
Step 347: 174038 + 503 = 174541
Step 348: 174541 + 503 = 175044
Step 349: 175044 + 503 = 175547
Step 350: 175547 + 503 = 176050
Step 351: 176050 + 503 = 176553
Step 352: 176553 + 503 = 177056
Step 353: 177056 + 503 = 177559
Step 354: 177559 + 503 = 178062
Step 355: 178062 + 503 = 178565
Step 356: 178565 + 503 = 179068
Step 357: 179068 + 503 = 179571
Step 358: 179571 + 503 = 180074
Step 359: 180074 + 503 = 180577
Step 360: 180577 + 503 = 181080
Step 361: 181080 + 503 = 181583
Step 362: 181583 + 503 = 182086
Step 363: 182086 + 503 = 182589
Step 364: 182589 + 503 = 183092
Step 365: 183092 + 503 = 183595
Step 366: 183595 + 503 = 184098
Step 367: 184098 + 503 = 184601
Step 368: 184601 + 503 = 185104
Step 369: 185104 + 503 = 185607
Step 370: 185607 + 503 = 186110
Step 371: 186110 + 503 = 186613
Step 372: 186613 + 503 = 187116
Step 373: 187116 + 503 = 187619
Step 374: 187619 + 503 = 188122
Step 375: 188122 + 503 = 188625
Step 376: 188625 + 503 = 189128
Step 377: 189128 + 503 = 189631
Step 378: 189631 + 503 = 190134
Step 379: 190134 + 503 = 190637
Step 380: 190637 + 503 = 191140
Step 381: 191140 + 503 = 191643
Step 382: 191643 + 503 = 192146
Step 383: 192146 + 503 = 192649
Step 384: 192649 + 503 = 193152
Step 385: 193152 + 503 = 193655
Step 386: 193655 + 503 = 194158
Step 387: 194158 + 503 = 194661
Step 388: 194661 + 503 = 195164
Step 389: 195164 + 503 = 195667
Step 390: 195667 + 503 = 196170
Step 391: 196170 + 503 = 196673
Step 392: 196673 + 503 = 197176
Step 393: 197176 + 503 = 197679
Step 394: 197679 + 503 = 198182
Step 395: 198182 + 503 = 198685
Step 396: 198685 + 503 = 199188
Step 397: 199188 + 503 = 199691
Step 398: 199691 + 503 = 200194
Step 399: 200194 + 503 = 200697
Step 400: 200697 + 503 = 201200
Step 401: 201200 + 503 = 201703
Step 402: 201703 + 503 = 202206
Step 403: 202206 + 503 = 202709
Step 404: 202709 + 503 = 203212
Step 405: 203212 + 503 = 203715
Step 406: 203715 + 503 = 204218
Step 407: 204218 + 503 = 204721
Step 408: 204721 + 503 = 205224
Step 409: 205224 + 503 = 205727
Step 410: 205727 + 503 = 206230
Step 411: 206230 + 503 = 206733
Step 412: 206733 + 503 = 207236
Step 413: 207236 + 503 = 207739
Step 414: 207739 + 503 = 208242
Step 415: 208242 + 503 = 208745
Step 416: 208745 + 503 = 209248
Step 417: 209248 + 503 = 209751
Step 418: 209751 + 503 = 210254
Step 419: 210254 + 503 = 210757
Step 420: 210757 + 503 = 211260
Step 421: 211260 + 503 = 211763
Step 422: 211763 + 503 = 212266
Step 423: 212266 + 503 = 212769
Step 424: 212769 + 503 = 213272
Step 425: 213272 + 503 = 213775
Step 426: 213775 + 503 = 214278
Step 427: 214278 + 503 = 214781
Step 428: 214781 + 503 = 215284
Step 429: 215284 + 503 = 215787
Step 430: 215787 + 503 = 216290
Step 431: 216290 + 503 = 216793
Step 432: 216793 + 503 = 217296
Step 433: 217296 + 503 = 217799
Step 434: 217799 + 503 = 218302
Step 435: 218302 + 503 = 218805
Step 436: 218805 + 503 = 219308
Step 437: 219308 + 503 = 219811
Step 438: 219811 + 503 = 220314
Step 439: 220314 + 503 = 220817
Step 440: 220817 + 503 = 221320
Step 441: 221320 + 503 = 221823
Step 442: 221823 + 503 = 222326
Step 443: 222326 + 503 = 222829
Step 444: 222829 + 503 = 223332
Step 445: 223332 + 503 = 223835
Step 446: 223835 + 503 = 224338
Step 447: 224338 + 503 = 224841
Step 448: 224841 + 503 = 225344
Step 449: 225344 + 503 = 225847
Step 450: 225847 + 503 = 226350
Step 451: 226350 + 503 = 226853
Step 452: 226853 + 503 = 227356
Step 453: 227356 + 503 = 227859

So, 503*453 = 227859